:root{--bg:#f7f5f0;--bg-card:#fff;--sidebar-bg:#1a2e44;--sidebar-hover:#243d58;--sidebar-active:#2d4f6e;--sidebar-text:#c8d6e5;--accent:#4a9e8a;--accent-hover:#3d8577;--accent-light:#ebf5f3;--border:#e9e5dc;--text:#2b3a4a;--text-muted:#7a8699;--shadow:0 1px 3px #00000012, 0 1px 2px #0000000a;--shadow-md:0 4px 12px #00000017, 0 2px 4px #0000000a;--radius:10px;--radius-sm:6px;--complete:#2eaa6a;--complete-bg:#e8f7ef;--sent:#3b82f6;--sent-bg:#ebf2ff;--reminded:#d97706;--reminded-bg:#fef3c7;--overdue:#ef4444;--overdue-bg:#fee2e2;--none:#9ca3af;--none-bg:#f3f4f6}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.5}.app-layout{min-height:100vh;display:flex}.main-content{flex:1;min-height:100vh;margin-left:240px;padding:36px 40px}.sidebar{background:var(--sidebar-bg);z-index:100;flex-direction:column;width:240px;height:100vh;display:flex;position:fixed;top:0;left:0;overflow:hidden}.sidebar-logo{border-bottom:1px solid #ffffff12;padding:24px 20px 20px}.sidebar-logo-mark{align-items:center;gap:10px;display:flex}.logo-icon{background:var(--accent);border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:34px;height:34px;display:flex}.sidebar-logo h1{color:#fff;letter-spacing:-.3px;font-size:17px;font-weight:700}.sidebar-logo p{color:var(--sidebar-text);margin-top:1px;font-size:11px}.sidebar-nav{flex:1;padding:10px 0;overflow-y:auto}.nav-label{letter-spacing:.9px;color:#c8d6e566;text-transform:uppercase;padding:16px 20px 5px;font-size:10px;font-weight:600}.nav-item{color:var(--sidebar-text);border-left:3px solid #0000;align-items:center;gap:11px;padding:10px 20px;font-size:14px;font-weight:500;text-decoration:none;transition:background .12s,color .12s;display:flex}.nav-item:hover{background:var(--sidebar-hover);color:#fff}.nav-item.active{background:var(--sidebar-active);color:#fff;border-left-color:var(--accent)}.nav-item svg{opacity:.65;flex-shrink:0}.nav-item:hover svg,.nav-item.active svg{opacity:1}.sidebar-footer{border-top:1px solid #ffffff12;padding:14px 20px}.sidebar-user{align-items:center;gap:10px;display:flex}.user-avatar{background:var(--accent);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:13px;font-weight:700;display:flex}.user-info .name{color:#fff;font-size:13px;font-weight:600}.user-info .title{color:var(--sidebar-text);font-size:11px}.page-header{margin-bottom:28px}.page-header-row{justify-content:space-between;align-items:flex-start;gap:16px;display:flex}.page-title{color:var(--text);letter-spacing:-.4px;font-size:22px;font-weight:700}.page-subtitle{color:var(--text-muted);margin-top:4px;font-size:14px}.api-message{background:var(--accent-light);border-radius:var(--radius-sm);color:var(--text);border:1px solid #4a9e8a38;margin:0 0 18px;padding:10px 12px;font-size:13px}.api-error{background:var(--overdue-bg);color:#9f1239;border-color:#ef44443d}.demo-banner{border-radius:var(--radius-sm);color:#7c2d12;background:#fff7ed;border:1px solid #fed7aa;align-items:center;gap:10px;margin-bottom:22px;padding:10px 12px;font-size:13px;display:flex}.demo-banner span{color:#9a3412}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.card-pad{padding:22px 24px}.card-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:18px 24px 16px;display:flex}.card-title{color:var(--text);font-size:15px;font-weight:600}.card-count{color:var(--text-muted);background:var(--bg);border:1px solid var(--border);border-radius:20px;padding:2px 9px;font-size:12px}.stats-grid{grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px;display:grid}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px 22px}.stat-icon{border-radius:9px;justify-content:center;align-items:center;width:38px;height:38px;margin-bottom:14px;display:flex}.stat-value{letter-spacing:-1.5px;margin-bottom:4px;font-size:34px;font-weight:800;line-height:1}.stat-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.4px;font-size:12px;font-weight:600}.stat-sub{color:var(--text-muted);margin-top:5px;font-size:12px}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%}th{text-align:left;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);border-bottom:1px solid var(--border);white-space:nowrap;padding:11px 20px;font-size:11px;font-weight:600}td{vertical-align:middle;border-bottom:1px solid #f5f3ee;padding:13px 20px;font-size:14px}tr:last-child td{border-bottom:none}tbody tr:hover td{background:#fdfcfa}.td-name{font-weight:500}.badge{white-space:nowrap;border-radius:20px;align-items:center;gap:5px;padding:3px 10px;font-size:12px;font-weight:500;display:inline-flex}.badge-dot{border-radius:50%;flex-shrink:0;width:6px;height:6px}.badge.complete{background:var(--complete-bg);color:var(--complete)}.badge.sent{background:var(--sent-bg);color:var(--sent)}.badge.reminded{background:var(--reminded-bg);color:var(--reminded)}.badge.overdue{background:var(--overdue-bg);color:var(--overdue)}.badge.not-sent,.badge.na{background:var(--none-bg);color:var(--none)}.btn{border-radius:var(--radius-sm);cursor:pointer;white-space:nowrap;border:none;align-items:center;gap:6px;padding:9px 16px;font-family:inherit;font-size:13px;font-weight:500;text-decoration:none;transition:background .13s,box-shadow .13s;display:inline-flex}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:var(--bg-card);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{background:var(--bg)}.btn-sm{padding:5px 12px;font-size:12px}.btn:disabled{opacity:.55;cursor:not-allowed}.action-pill{border:1px solid var(--accent);color:var(--accent);cursor:pointer;white-space:nowrap;background:0 0;border-radius:4px;align-items:center;gap:4px;padding:4px 11px;font-family:inherit;font-size:12px;font-weight:500;transition:all .13s;display:inline-flex}.action-pill:hover{background:var(--accent);color:#fff}.tag{background:var(--bg);color:var(--text-muted);border:1px solid var(--border);letter-spacing:.2px;border-radius:4px;padding:2px 8px;font-size:11px;font-weight:600;display:inline-block}.studies-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;display:grid}.study-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);cursor:pointer;padding:22px;transition:border-color .15s,box-shadow .15s,transform .15s}.study-card:hover{border-color:var(--accent);box-shadow:var(--shadow-md);transform:translateY(-2px)}.study-number{color:var(--accent);letter-spacing:.6px;text-transform:uppercase;margin-bottom:6px;font-size:11px;font-weight:700}.study-title{color:var(--text);margin-bottom:14px;font-size:15px;font-weight:600;line-height:1.4}.study-meta{color:var(--text-muted);flex-direction:column;gap:5px;font-size:13px;display:flex}.study-meta-row{align-items:center;gap:6px;display:flex}.study-stats{border-top:1px solid var(--border);gap:20px;margin-top:16px;padding-top:16px;display:flex}.study-stat-val{color:var(--text);letter-spacing:-.8px;font-size:22px;font-weight:800;line-height:1}.study-stat-label{color:var(--text-muted);margin-top:3px;font-size:11px}.training-filter{align-items:center;gap:10px;margin-bottom:20px;display:flex}.training-filter label{color:var(--text-muted);font-size:14px;font-weight:500}.training-filter select{border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);background:var(--bg-card);cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%237A8699' stroke-width='2' stroke-linecap='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-position:right 10px center;background-repeat:no-repeat;outline:none;padding:8px 30px 8px 12px;font-family:inherit;font-size:14px}.training-filter select:focus{border-color:var(--accent)}.training-block{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:14px;overflow:hidden}.training-block-header{cursor:pointer;-webkit-user-select:none;user-select:none;justify-content:space-between;align-items:center;padding:16px 22px;transition:background .1s;display:flex}.training-block-header:hover{background:#fdfcf9}.training-block-title{color:var(--text);font-size:15px;font-weight:600}.training-block-meta{color:var(--text-muted);margin-top:3px;font-size:12px}.training-block-right{align-items:center;gap:12px;display:flex}.progress-chips{gap:6px;display:flex}.chevron{color:var(--text-muted);transition:transform .2s}.chevron.open{transform:rotate(180deg)}.training-block-table{border-top:1px solid var(--border)}.people-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;display:grid}.person-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px 22px;transition:border-color .15s,box-shadow .15s}.person-card:hover{box-shadow:var(--shadow-md);border-color:#ccc}.person-header{align-items:center;gap:14px;margin-bottom:14px;display:flex}.person-avatar{background:var(--accent-light);width:44px;height:44px;color:var(--accent);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:16px;font-weight:700;display:flex}.person-name{color:var(--text);font-size:15px;font-weight:600}.person-role{color:var(--text-muted);margin-top:2px;font-size:12px}.person-email{color:var(--accent);margin-top:6px;font-size:12px}.person-stats{border-top:1px solid var(--border);gap:20px;padding-top:14px;display:flex}.person-stat-val{color:var(--text);letter-spacing:-.6px;font-size:20px;font-weight:800;line-height:1}.person-stat-label{color:var(--text-muted);margin-top:3px;font-size:11px}.person-studies{flex-wrap:wrap;gap:5px;margin-top:12px;display:flex}.email-layout{grid-template-columns:320px 1fr;align-items:start;gap:20px;display:grid}.form-stack{flex-direction:column;gap:16px;display:flex}.form-group{flex-direction:column;gap:6px;display:flex}.form-label{color:var(--text);font-size:13px;font-weight:500}.form-select,.form-input{border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);background:var(--bg-card);appearance:none;outline:none;width:100%;padding:9px 12px;font-family:inherit;font-size:14px;transition:border-color .15s,box-shadow .15s}.form-select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%237A8699' stroke-width='2' stroke-linecap='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-position:right 12px center;background-repeat:no-repeat;padding-right:34px}.form-select:focus,.form-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #4a9e8a1a}.email-preview{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.email-preview-header{border-bottom:1px solid var(--border);background:var(--bg);justify-content:space-between;align-items:center;padding:14px 20px;display:flex}.email-preview-header span{color:var(--text-muted);font-size:13px;font-weight:600}.email-meta{border-bottom:1px solid var(--border);flex-direction:column;gap:6px;padding:16px 20px;display:flex}.email-meta-row{gap:8px;font-size:13px;display:flex}.email-meta-row .meta-label{color:var(--text-muted);min-width:54px;font-weight:600}.email-meta-row .meta-val{color:var(--text)}.email-body{color:var(--text);white-space:pre-wrap;min-height:280px;padding:20px;font-family:inherit;font-size:14px;line-height:1.7}.modal-overlay{z-index:999;background:#00000059;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.modal{background:var(--bg-card);border-radius:var(--radius);width:100%;max-width:480px;max-height:90vh;overflow-y:auto;box-shadow:0 20px 40px #00000026}.modal-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:18px 22px;display:flex}.modal-title{color:var(--text);font-size:16px;font-weight:600}.modal-close{cursor:pointer;color:var(--text-muted);background:0 0;border:none;border-radius:4px;padding:4px 8px;font-family:inherit;font-size:16px;line-height:1}.modal-close:hover{background:var(--bg);color:var(--text)}.modal-body{padding:22px}.modal-footer{border-top:1px solid var(--border);justify-content:flex-end;gap:10px;margin-top:16px;padding-top:16px;display:flex}.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:8px}.gap-3{gap:12px}.mt-4{margin-top:16px}.mt-5{margin-top:20px}.mb-4{margin-bottom:16px}.mb-5{margin-bottom:20px}.section{margin-top:22px}.text-muted{color:var(--text-muted);font-size:13px}.empty-state{text-align:center;padding:60px 20px}.empty-state h3{margin-bottom:6px;font-size:16px;font-weight:600}.empty-state p{color:var(--text-muted);font-size:14px}